noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of various simple microphyllous vascular plants, of the family Isoetaceae, that resemble rushes and produce spores.
2. 2
   any of several spore-bearing aquatic or marsh plants having short rhizomes and leaves resembling quills; worldwide except Polynesia wordnet

Etymology

From quill + wort.

Related phrases

lake quillwortland quillwortspring quillwort

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.